machalgieo
friction gear
engrenage à friction ; roue dentée à friction
마찰기어는 기계의 효율성을 높이는 데 사용됩니다.
machalgi-eoneun gigyeui hyoyulseong-eul nopineun de sayongdoemnida.
Friction gears are used to increase the efficiency of machines.
More words starting with 마
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